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2. The polar vortex is acting weird and the US is paying the ...

   www.aol.com/news/polar-vortex-acting-weird-us...

   A stretched polar vortex event played a significant role in the Arctic outbreak that froze Texas in February 2021, killing more than 200 people, according to a 2020 study.

3. Polar vortex set to freeze the U.S. as far as the Deep South

   www.aol.com/polar-vortex-set-freeze-u-013449946.html

   The polar vortex is a large area of cold air and low pressure that normally spins over the North and South Poles. During the winter months and when the jet stream allows, this cold air can drop ...

4. Polar vortex headed for US will bring ‘exceptionally cold ...

   www.aol.com/news/polar-vortex-headed-us-bring...

   Such plunges occur when the air currents that keep frigid air over the North Pole — the polar vortex — weaken, and the freezing arctic air slips south and pushes the vortex down with it.

5. January–February 2019 North American cold wave - Wikipedia

   en.wikipedia.org/wiki/January–February_2019...

   'Chicago Beach Keeps Locals Warm During Polar Vortex' – video new report from Voice of America. Chicago river frozen during 2019 polar vortex February 1, 2019. In the Chicago area, temperatures plummeted as low as −23 °F (−31 °C) at O'Hare International Airport on January 30, with a windchill of −52 °F (−47 °C).

6. Polar vortex - Wikipedia

   en.wikipedia.org/wiki/Polar_vortex

   When the polar vortex is strong, the mid-latitude Westerlies (winds at the surface level between 30° and 60° latitude from the west) increase in strength and are persistent. When the polar vortex is weak, high-pressure zones of the mid-latitudes may push poleward, moving the polar vortex, jet stream, and polar front equatorward. The jet ...

7. February 2015 North American cold wave - Wikipedia

   en.wikipedia.org/wiki/February_2015_North...

   Crestview, further north in the state, reached 19 °F (−7 °C). [24] Parts of Michigan, at −39 °F (−39 °C), were only 5°F (3°C) warmer than the North Pole. [1] In the second cold snap, a man was found dead in Coney Island. [25] In addition, ice on the Hudson River forced several Circle Line boat tours to be cancelled. [26]

8. Polar vortex to dump half a foot of snow on NYC, followed by ...

   www.aol.com/polar-vortex-dump-half-foot...

   A brutal polar vortex is set to bury the Big Apple in snow Sunday and then deliver deadly single-digit temperatures that will feel like 15 degrees below zero.

9. 1985 North American cold wave - Wikipedia

   en.wikipedia.org/wiki/1985_North_American_cold_wave

   The 1985 North America cold wave [1] was a meteorological event which occurred in January 1985 as a result of the shifting of the polar vortex farther south than is normally seen. [1] Blocked from its normal movement, polar air from the north pushed into nearly every section of the central and eastern half of the United States and Canada ...